82 results about "Seamless handoff" patented technology

An auditory operating system designed to facilitate context-aware, audio-based user interactions, particularly with artificial intelligence agents or applications. An auditory operating system shell serves as the primary interface, managing and coordinating multiple specialized agents that handle specific domains like music streaming, scheduling, or home automation. Using natural language processing, the auditory operating system shell identifies the appropriate agent or application for a user's command or query and ensures task execution and context preservation across interactions. The auditory operating system shell enforces privacy and stability by controlling agents' and applications' access to data and system privileges. The auditory operating system shell also supports dynamic context management, enabling seamless handoffs between agents when user requests span multiple domains. This auditory operating system shell may reduce the need for users to memorize specific wake words or commands, as the auditory operating system shell may determine the user's intent from speech or contextual cues.

The invention provides a communication module low-delay switching control method based on HPLC and HRF, and relates to the technical field of data processing, and the method comprises the following steps: when an index continuously exceeds a dynamically adjusted judgment threshold, a switching judgment unit generates a mode switching enable signal, and initializes an HRF channel pre-synchronization sequence; based on a pre-stored HRF channel feature vector table, HRF channel negotiation and authentication handshake processes are executed in parallel while HPLC link state monitoring is maintained; through a dual-channel redundancy transmission mechanism, the key fault information is packaged into a final priority protocol data unit before the establishment of the HRF link is not completed, and redundancy forwarding is carried out through a reserved time slot window of the HPLC link; and after the handshake of the HRF link is completed, the switching control unit executes seamless switching of the data transmission channel. According to the invention, the accuracy of channel state judgment is improved.

The invention discloses a seamless switching method and system for a high-speed terminal of a ground-non-ground convergence network based on trajectory prediction and resource pre-reservation, and belongs to the technical field of space-ground convergence communication. The core of the method is that a switching area is accurately judged through bidirectional motion prediction of a terminal and an NTN node; a dynamic switching window is calculated in a self-adaptive mode by combining factors such as terminal speed and network time delay; intelligently selecting an optimal target link by using an AI enabled link scoring model; and cooperative pre-reservation and uplink and downlink synchronization of resources are completed before the window. The method has the advantages that the problem of failure of traditional RSRP judgment in an NTN dynamic environment is solved, the switching success rate and prediction accuracy in a high-speed moving scene are remarkably improved, the service interruption time and signaling overhead are greatly reduced, the continuity and reliability of communication are effectively guaranteed, and the method is suitable for large-scale popularization and application. The method is suitable for high-dynamic service scenes such as intelligent network connection vehicles and unmanned aerial vehicles in a 6G network.

The invention provides a data transmission method and device, a request end, a response end and a storage medium, and the method comprises the steps: transmitting an RDMA connection request to the response end, and creating a main QP and a standby QP; establishing an RDMA connection with the response end based on the main QP, and synchronizing information of the main QP to the standby QP; in response to the fact that the main QP is detected to be abnormal, performing state switching on the main QP and the standby QP; generating a switching notification message based on the configuration information of the standby QP, and sending the switching notification message to a response end; and receiving confirmation information sent by the response end, and performing data transmission with the response end based on the standby QP. According to the embodiment of the invention, when the RDMA connection is established, the main QP and the standby QP are created at the same time, and when the main QP is abnormal, the standby QP is seamlessly switched to carry out data transmission, so that the connection fault recovery time is shortened, and the reliability of the RDMA connection is enhanced.

The invention provides an air-space-ground integrated network switching method, device and equipment and a storage medium, and relates to the technical field of communication, and the air-space-ground integrated network switching method comprises the steps: obtaining the movement track information of mobile equipment, the moving track information comprises the current position of the mobile equipment and the position of the mobile equipment within a first preset duration after the current time; acquiring first network state information of the air-space-ground integrated network, wherein the first network state information comprises current network state information of the air-space-ground integrated network and network state information of the air-space-ground integrated network within a first preset duration after the current time; and according to the moving track information and the first network state information, switching a connection network of the mobile equipment from the first regional network to a second regional network in a moving process of the mobile equipment. According to the invention, the seamless switching technology of the space-air-ground integrated network can be realized, and rapid and stable switching among different networks can be realized.

The invention discloses a seamless switching method for enhancing stable operation under a micro-grid main network fault, and relates to the technical field of micro-grid management, and the method comprises the steps: obtaining the voltage, current, frequency and phase of each node of a micro-grid, judging the operation state of a main power grid through combined collection, and obtaining the electrical parameter information of a plurality of set position monitoring devices at the same time; 2, aligning the electrical parameters obtained in the step 1 according to a unified time reference, judging the response time difference of each monitoring device to a fault event, and selecting a node where the monitoring device is located as a main control node according to a preset rule; and the main control node sends a control instruction to the auxiliary control node, and the auxiliary control node is switched to an auxiliary control state according to a preset priority after receiving the control instruction. According to the invention, rapid and stable switching of a micro-grid control structure can be realized under the condition that a main power grid has a fault, and the output consistency of each control node is ensured through coordinated adjustment of voltage, frequency and active power, so that the continuity and stability of system operation are maintained.

The invention discloses a voice assistant interaction method and system, the system comprises an end side device layer, a cloud service layer and a communication interaction layer, the end side device layer comprises at least two terminal devices, and each terminal device is provided with a multi-mode sensor. According to the invention, single-mode noise interference is compensated through multi-mode data fusion, which is significantly superior to the existing voice assistant; a personalized strategy is generated based on a triple of intention, emotion and equipment, so that the interaction experience is improved; local priority synchronization is realized by adopting a double-layer MQTTBroker architecture, the state synchronization delay of cross-network segment equipment is reduced, multi-equipment collaboration is supported, and seamless switching among equipment is realized.

The invention provides a star network and cellular network cooperative communication and predictive seamless switching system and method. The method comprises the steps that S1, a dynamic environment database is loaded, and a star network and cellular network communication module is self-checked; s2, continuously collecting state parameters of a star network communication link and a cellular network communication link; calculating a double-link quality prediction curve in a period of time in the future; s3, if the double-link quality prediction curve obtained through calculation meets a preset switching condition, generating a switching instruction; and S4, receiving a switching instruction, copying the data packet with the highest priority in the switching time window, sending the data packet on the two links at the same time, and switching the data packets with the other priorities to a target link. By converting a switching mechanism into active prediction from passive response, the method can avoid communication interruption caused by predictable events such as satellite shielding and entering a honeycomb blind area in advance, fundamentally guarantees continuity of formation control, and has extremely high communication reliability.

Disclosed in some examples are methods, systems, and machine-readable medium that enable a seamless handoff of authentication states between an application of a first service (e.g., a web-application) and a component of the first service that invokes a function within the second application (e.g., such as bots or agents of the first service executing within collaborative platforms of a second service). This may be accomplished through the use of a link that encodes a nonce.

The application discloses a ground-non-ground fusion network high-speed terminal seamless switching method and system based on trajectory prediction and resource reservation, and belongs to the technical field of space-ground integrated communication. The core of the method is: through bidirectional motion prediction of the terminal and the NTN node, the switching area is accurately judged; the terminal speed, network delay and other factors are combined to adaptively calculate the dynamic switching window; the AI-enabled link scoring model is used to intelligently select the optimal target link; and the resource is cooperatively pre-reserved and uplink and downlink synchronization is completed before the window. The application has the beneficial effects that: the failure problem of traditional RSRP judgment in the NTN dynamic environment is overcome, the switching success rate and prediction accuracy in the high-speed mobile scene are significantly improved, the service interruption time and signaling overhead are greatly reduced, the continuity and reliability of communication are effectively guaranteed, and the application is suitable for intelligent networked vehicles, unmanned aerial vehicles and other high-dynamic service scenarios in 6G networks.

The application relates to the technical field of wireless communication networks, and discloses a seamless switching method for a hybrid communication network for automatic driving, which comprises the following steps: a network function of a core network receives planning track information of an automatic driving terminal and continuously gathers a plurality of terminal conventional wireless measurement reports in a network; in response to the planning track, instant statistics are performed on the gathered reports to generate dynamic wireless live data representing a current optimal service cell mapping relationship; the planning track is projected to the dynamic wireless live data to calculate a certain switching point and a target cell; wireless resources are reserved in the target cell in advance according to an instruction; when the automatic driving terminal reaches the certain switching point, the automatic driving terminal is triggered to perform instantaneous switching without resource negotiation by using the reserved wireless resources; the application changes the switching management from passive response to active pre-service, generates a dynamic decision basis by using group real-time measurement data, eliminates resource negotiation delay, and guarantees the continuity of automatic driving communication.

The invention relates to the technical field of industrial Internet of Things communication, in particular to an AUTBUS node device and system with a CN-TN main and standby redundancy function. The device comprises a device main framework, a main CN module, a standby CN module, a high-speed internal communication bus and a local redundancy management module, the main CN module and the standby CN module are independent pluggable hardware units, and the main CN module synchronizes core state data to the standby CN module through a high-speed internal communication bus; the local redundancy management module is integrated on the device main framework, is logically independent of an AUTBUS bus protocol stack, and is used for monitoring an internal fault of the main CN module and triggering a local takeover process when monitoring that the main CN module has the internal fault; according to the method and the device, rapid seamless switching is realized on the premise of not triggering network-level re-election, so that the reliability of the AUTBUS node device is improved, and the continuity and the certainty of the time sensitive characteristic of the AUTBUS system are guaranteed.

Disclosed are systems and methods that provide a computerized network management framework that provides novel network functionality for devices connected to and / or operating in proximity to WiFi and non-WiFi networks. The framework provides functionality for all types of network traffic to be handled properly and handed over between two networks seamlessly with minimal interruptions. The disclosed framework operates to transition a device's connection to a non-WiFi network (e.g.., cellular network) from a WiFi network, and vice versa. Such performance of such functionality can correspond to, but is not limited to, network characteristics, parameters and / or attributes, network health, and the like, as well as geospatial positioning of the device, inclusive of the device's movement, which can be in relation to an access point or gateway for a network.

A controller method comprises receiving a first message from a peripheral device operating in a receive-and-transmit mode for data communication over a wireless link with a central device; sending a second message to one or more other peripheral devices, the second message containing a command to synchronize with the wireless link in a receive-only mode; and, at least in part in response to the identification of a transfer condition, sending a third message to one or more other peripheral devices, the third message containing a command to switch to receive-and-transmit mode for data communication over the wireless link with the central device.

The application discloses a seamless switching method for enhanced stable operation under micro-grid main grid fault, and relates to the technical field of micro-grid management, which comprises the following steps: acquiring the voltage, current, frequency and phase of each node of the micro-grid, judging the operation state of the main grid through joint collection, and simultaneously acquiring the electrical parameter information of a plurality of set position monitoring devices; aligning the electrical parameters acquired in the first step according to a unified time reference benchmark, judging the response time difference of each monitoring device to the fault event, and selecting the node where the monitoring device is located as the main control node according to a preset rule; the main control node sends a control instruction to the auxiliary control node, and the auxiliary control node switches to the auxiliary control state according to a preset priority after receiving the control instruction. The application can realize the fast and stable switching of the micro-grid control structure under the main grid fault, and can ensure the consistency of the output of each control node through the coordinated regulation of the voltage, frequency and active power, so that the continuity and stability of the system operation are maintained.

The invention discloses a working method and device of a wireless network system, electronic equipment and a medium, and relates to the technical field of wireless networks. The method comprises the following steps: sending a broadcast packet at a Mode 1, wherein the broadcast packet comprises an available channel ID; receiving a connection request sent by the master device to be connected after the master device scans the broadcast packet at the Mode 1; the connection request comprises a target channel ID determined by the to-be-connected main equipment in the available channel IDs; according to the connection request, establishing a connection with a corresponding to-be-connected master device, and performing data interaction with the to-be-connected master device in a target channel corresponding to the target channel ID of the Mode 0; and when the network master device is offline, determining a target master device in all the to-be-connected master devices, and enabling the target master device to serve as a new network master device to perform connection and data interaction with other to-be-connected master devices. According to the method, the network master device can be seamlessly switched, data interaction is carried out through a specific time sequence, and the transmission delay can be reduced.

The invention relates to the technical field of network communication, in particular to a wireless communication system and method of a tablet computer. The method comprises the following steps: when the tablet computer detects available wireless networks, acquiring information such as signal strength and response delay of each network and calculating a connection priority; then lightweight link detection is executed in a background low-load state, and network availability and continuity are evaluated; when it is detected that a current network signal fluctuates and a target network is better, the system generates a switching preparation instruction and caches session state data in the background; and finally, after switching triggering, session recovery and link synchronization are completed according to the cached data, and seamless network switching and stable communication are realized. Intelligent and stable connection is achieved through multi-network priority evaluation and lightweight link detection, communication continuity is guaranteed in combination with background session caching and a seamless switching mechanism, and therefore the wireless connection stability and user experience of the tablet personal computer are remarkably improved in a complex network environment.

The invention discloses a backbone-level destroy-resistant communication system and method based on heterogeneous biplanes, and belongs to the technical field of communication networks. The system comprises a broadband transmission plane serving as a high-speed primary plane; the narrowband transmission plane is used as a heterogeneous backup plane; and the dual-plane cooperative transmission equipment is deployed at a user access node and a network key node, and integrates the functions of service analysis processing, network state monitoring, protocol conversion, dual-plane access adaptation and intelligent routing decision. According to the invention, physical redundancy is realized by constructing heterogeneous biplanes, and intelligent routing and seamless switching of service awareness are realized by using biplane cooperative transmission equipment. The service is preferentially transmitted through the broadband transmission plane in a normal state; when the broadband transmission plane is damaged, key emergency services such as anti-seismic command and scheduling can be automatically identified, and seamless switching to the narrowband transmission plane is realized, so that the continuity of the key services is guaranteed in an extreme environment, and the overall survivability and the survivability of network communication are greatly improved.

The invention provides an intelligent seamless switching system, method and equipment for network signals, relates to the technical field of networks, and aims to realize real-time change and high-speed seamless switching of routes. The system is characterized in that each signal forwarding node receives a signal from one source node in N source nodes at a moment and forwards the signal to other signal forwarding nodes or a destination node; the signal source synchronous calibration module is used for carrying out nth signal source synchronous calibration on the first node and the second node if the signal source identifiers of the signals received by the first node and the second node are the nth signal source identifiers aiming at the nth signal source identifier generated by the nth source node; the routing module is used for synchronously calibrating the nth signal source and determining a first path and a preselected path; and the switching module is used for switching the transmission path of the signal identified by the nth signal source from the first path to the preselected path in the process of transmitting the nth signal from the nth source node to the destination node based on the first path.

This invention discloses a method for fixed-delay playback and seamless switching of live streams based on absolute time stamps, comprising the following steps: S1: Receive an HTTP-FLV data stream, append an absolute time stamp (absolute_time) to each Tag object, and store the Tag objects in a circular buffer queue; S2: Determine the playback time and locate the Tag object to be sent based on the absolute time stamp (absolute_time); S3: Rewrite the timestamp of the Tag object to be sent, encapsulate it, and send it to the player client; S4: Upon receiving a switching command to switch the current playback stream to the target playback stream, seamlessly switch to the target playback stream for playback. This invention's method for fixed-delay playback and seamless switching of live streams based on absolute time stamps can achieve precise fixed-delay playback of live streams and seamless switching between multiple live sources without full-stream transcoding.

The invention discloses a heavy-load train multi-marshalling cooperative operation wireless reconnection multi-network fusion system and method, and aims to solve the problems that different wireless communication systems of a multi-marshalling train, especially a heavy-load combined train and a virtual reconnection train are difficult to rapidly and seamlessly switch and protocols are not uniform. A wireless communication multi-network integration unit is used for dividing a digital layer and an information layer, a wireless data digital platform and an information platform are reconstructed, autonomous seamless switching of a data bottom layer transmission air interface is achieved, a normalized digital platform and a frame format are formed, meanwhile, a cross-platform unified RTP real-time protocol is established, and the real-time performance of the system is improved. And a decentralized multi-network integration information platform is formed. Wireless communication networks of different systems, multiple sets of wireless communication redundant networks of the same system and a train control system are connected through the wireless communication multi-network fusion unit, and the problems that data sources of different wireless communication systems are inconsistent, data forwarding time is delayed, and multi-stage platform processing is tedious are solved.

The application discloses a kind of dynamic network and networking method based on big dipper short message communication, dynamic network includes the multiple network nodes of quantity dynamically adjustable, each network node includes a big dipper communication terminal, each big dipper communication terminal is installed with command card;Between each network node is adapted to two-way communication.This application relies on the big dipper communication terminal with the attribute of command machine, based on big dipper short message communication principle, adopt the command relationship of subordinate relationship to build big dipper data communication network system, each big dipper communication terminal is a node of this network, each node can complete seamlessly switch of the two identities of command machine and ordinary subordinate user machine in real time, i.e. each big dipper communication terminal is as command machine, while also subordinate user of other big dipper communication terminal, when one of terminal sends big dipper short message, then other terminal in the network belonging to its subordinate user can receive the short message message, can dynamically network according to need.

This application provides a method for switching styluses, an electronic device, and a storage medium, relating to the field of touch technology. The method includes: establishing a communication connection between the stylus and a first electronic device; transmitting a first communication protocol corresponding to the first electronic device to the stylus; the first communication protocol instructing the first electronic device to respond to a first input operation by the stylus; detecting a switching operation; the switching operation instructing the switching of the first electronic device interacting with the stylus to a second electronic device; and the stylus, in response to the switching operation, transmitting a second communication protocol corresponding to the second electronic device to the second electronic device; the second communication protocol instructing the second electronic device to respond to a second input operation by the stylus. The stylus switching method provided by this application enables seamless switching between multiple electronic devices using a single stylus, facilitating the use of a single stylus on multiple electronic devices.

The invention discloses a cross-RAT seamless switching method and a cross-RAT seamless switching system for an agent with a body, relates to the technical field of cross-RAT switching, and aims to solve the problem of wireless access mode switching when the agent with the body moves indoors and outdoors. Therefore, the dependence on a static configuration start-stop mode is eliminated; the method specifically comprises the following steps: subscribing position data, map data and motion trend data of a tool body agent, and periodically acquiring network quality information of a WLAN and a cellular network interface at the same time; based on subscription data and network quality information, two contents are dynamically controlled: one is to control opening and closing of a double-transmitting selective receiving function in a direction corresponding to an agent with a body and a communication opposite end on a WLAN and cellular network interface; and 2, when the double-transmitting selective-receiving function is closed, determining an optimal main transmission link in the WLAN and the cellular network interface. According to the invention, resource waste can be reduced while cross-RAT seamless switching is carried out.

Embodiments of the present disclosure relate to a communication method, a communication device, and a communication system. The communication method comprises: a station determines a first radio frame, the first radio frame identifying that the station is prepared to roam or be handed over from a source access point (AP) to a candidate AP, the first radio frame comprising first identifier information, and the first identifier information identifying capability information of the station; and, when the station roams or is handed over to the coverage range of the candidate AP, the station sends the capability information of the station to the source AP by means of the first radio frame, so that the source AP determines whether handover or roaming can occur, or selects a target AP for handover or roaming, thereby preparing and assisting the station to complete the roaming or handover procedure. Thus, seamless handover of the station among a plurality of APs is achieved, so that the continuity of data communication is ensured, communication jitter is reduced, and transmission delay is reduced, thereby being suitable for UHR requirements.

The application discloses a new edge intelligent-based switching authentication system and method in intelligent vehicle networking. The authentication system comprises at least one access point, each access point matches a corresponding area, a plurality of edge nodes are configured in the area, and more than two cooperative devices for authenticating user vehicles are included in the plurality of edge nodes; the access point comprises a cooperative identity verification module, which is used for sending user information to the cooperative devices, the cooperative devices measure the characteristics of the user vehicles, and the cooperative devices are cooperatively verified based on distributed learning, a cooperative device selection and update module is used for the access point to select a new cooperative device by predicting the trajectory of the user vehicle and evaluating the reputation of the edge node during the movement of the user vehicle, and the current cooperative device shares its authentication information with the new cooperative device to perform seamless switching authentication between different access points or cooperative devices. The seamless switching authentication system realizes fast switching through reliable edge cooperation.

The invention relates to the technical field of stacker-reclaimer communication, and discloses a method for communication of a wireless AP on a stacker-reclaimer, comprising the following steps: S1, a communication reference configuration and environment modeling stage; s2, a multi-source data real-time monitoring and communication establishment stage; s3, a dynamic channel adaptation and anti-interference optimization stage; s4, an AP seamless switching and connection maintaining stage; s5, an abnormity monitoring and emergency processing stage; s6, a data archiving and model iteration stage; the invention aims to provide a method for communication of a wireless AP (access point) on a stacker-reclaimer, so as to solve the problems that the existing communication mode of the wireless AP on the stacker-reclaimer generally adopts a fixed channel to carry out data transmission, and the dynamic adaptation capability to complex interference in an industrial scene is lacked; signal attenuation and other situations caused by electromagnetic interference and dust cannot be actively avoided, and the problems of signal quality decline, data packet loss or transmission delay and the like easily occur.

In optical wireless communication networks (e.g. LiFi networks), comprised of multiple access points (201, 202), APs, a mechanism is provided for seamless handover between two overlapped neighboring APs, wherein a sectorized endpoint (209) is configured to exploit knowledge of channel turnaround to detect the presence of neighboring AP(s) in an efficient manner and select a relevant segment (PD1, PD2, PD3, PD4) for handover.

The embodiment of the present application relates to the field of wireless communication technology, and discloses a seamless handover method and terminal supporting connection reconfiguration, wherein the connection reconfiguration is realized during seamless roaming by carrying the connection reconfiguration information in the seamless roaming related frames transmitted between the original access point and / or the target access point during seamless roaming; and the seamless handover from the original access point to the target access point is realized by carrying the seamless roaming information in the seamless roaming related frames. Thus, the multi-connection reconfiguration and the seamless handover are effectively coordinated during seamless roaming.